Crown CDi 4|300 Power Amplifier
Experience superior audio amplification with the Crown CDi 4|300 Power Amplifier, a powerful and highly reliable solution engineered for professional sound installations. Developed by the globally respected audio brand Crown Audio, this amplifier combines advanced DriveCore™ technology with flexible system control to deliver exceptional performance across a wide range of commercial and installed audio applications.
Designed to meet the needs of system integrators and audio professionals, the Crown CDi 4|300 Power Amplifier provides four independent channels of amplification, each capable of delivering 300 watts of clean, consistent power. This makes it ideal for multi-zone audio systems in environments such as hotels, retail spaces, corporate offices, houses of worship, educational facilities, and entertainment venues.
At the heart of the Crown CDi 4|300 Power Amplifier is Crown’s innovative DriveCore™ technology, which integrates the amplifier’s entire driver stage into a single chip. This breakthrough design reduces component count while significantly improving efficiency, thermal performance, and reliability. The result is a compact yet powerful amplifier that delivers high output with minimal energy consumption and heat generation.
One of the standout features of the Crown CDi 4|300 Power Amplifier is its intuitive front-panel interface. The amplifier is equipped with a large backlit LCD display, allowing users to easily configure, monitor, and control system parameters. From input routing to output levels and speaker presets, all adjustments can be made quickly and accurately without the need for external software.
Flexibility is a key advantage of this amplifier. It supports both low-impedance (2/4/8 ohms) and high-impedance (70V/100V) operation, making it suitable for a wide variety of speaker configurations. Whether you are powering ceiling speakers, surface-mount speakers, or subwoofers, the Crown CDi 4|300 Power Amplifier adapts seamlessly to your system requirements.
The built-in DSP (Digital Signal Processing) capabilities of Crown CDi 4|300 Power Amplifier further enhance performance and control. With features such as EQ, crossover settings, delay, and limiting, users can fine-tune the audio output for optimal clarity and protection. Preloaded JBL speaker tunings are also available, ensuring seamless integration with JBL Professional loudspeakers for maximum performance.
Reliability is a hallmark of Crown amplifiers, and the Crown CDi 4|300 Power Amplifier is built to deliver consistent performance even in demanding environments. Advanced protection circuitry safeguards against overheating, overloading, and short circuits, ensuring long-term durability and system stability.
Installation and integration are straightforward, thanks to its rack-mountable design and comprehensive connectivity options of Crown CDi 4|300 Power Amplifier. Balanced analog inputs and speaker outputs are clearly labeled for quick setup, while the compact form factor allows efficient use of rack space in professional installations.
Energy efficiency is another major benefit of Crown CDi 4|300 Power Amplifier. The DriveCore™ architecture ensures that the amplifier operates with high efficiency, reducing power consumption and operational costs. This makes it an excellent choice for large-scale installations where multiple amplifiers are deployed.
Whether you are designing a multi-zone background music system or a complex commercial audio network, the Crown CDi 4|300 Power Amplifier delivers the performance, flexibility, and reliability required for professional success. Its combination of powerful output, advanced DSP, and user-friendly control makes it a top choice for integrators and audio engineers worldwide.
Choose the Crown CDi 4|300 Power Amplifier 4-Channel DriveCore Amplifier for a powerful, efficient, and future-ready audio solution that elevates your sound system to the next level.
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Features
- 4-channel amplifier with 300W per channel output
- DriveCore™ technology for high efficiency and reliability
- Built-in DSP with EQ, crossover, delay, and limiting
- Large backlit LCD for easy configuration and monitoring
- Supports low-Z (2/4/8 ohm) and 70V/100V systems
- Preloaded JBL speaker tunings for optimized performance
- Advanced protection circuits for safe operation
- Compact rack-mount design for professional installations
- Energy-efficient operation with reduced heat output
- Ideal for multi-zone commercial audio systems
Specifications
| Specification | Details |
|---|---|
| Model | Crown CDi 4 |
| Number of Channels | 4 |
| Power Rating | 300 W per Channel 1200 W Bridged |
| Load Impedance / Voltage | Stereo: 2 / 4 / 8 / 16 Ohms per Channel 70 / 100 V per Channel Bridged: 4 / 8 / 16 Ohms 140 / 200 V |
| Protections | DC Fault, Low Impedance, Open Circuit, Overcurrent, Overvoltage, Ultrasonic, Undervoltage |
| Frequency Response | 20 Hz to 20 kHz ±0.5 dB (8 Ohms) |
| Damping Factor | > 1000 |
| Input Sensitivity | Line: 0.7 Vrms to 2.5 Vrms / -.8 dBu to 10.2 dBu (at 8 Ohms) 1 Vrms to 3.5 Vrms / 2.2 dBu to 13.2 dBu (at 70 V) 1.4 Vrms to 5 Vrms / 5.2 dBu to 16.2 dBu (at 100 V) |
| Input Impedance | 20 Kilohms (Balanced) 10 Kilohms (Unbalanced) |
| Max Gain | 34 dB (at 4 Ohms, at 8 Ohms, at 70 V, at 100 V) |
| Max Input Level | +20 dBu |
| SNR | > 104 dB |
| THD | 0.35% (at Rated Power) |
| Intermodulation Distortion | ≤ 0.35% |
| Crosstalk | > 80 dB (Below Rated Power) |
| CMRR | > 70 dB |
| DSP | 32-Bit Floating Point DSP at 96 kHz |
| Audio Delay | Adjustable Up to 1000 ms per Channel |
| Crossover | High-Pass: 16 to 20 kHz, 12/24/48 dB/Octave Bessel High-Pass: 16 to 20 kHz, 6/12/24/48 dB/Octave Butterworth High-Pass: 16 to 20 kHz, 12/24/48 dB/Octave Linkwitz-Riley Low-Pass: 16 to 20 kHz, 12/24/48 dB/Octave Bessel Low-Pass: 16 to 20 kHz, 6/12/24/48 dB/Octave Butterworth Low-Pass: 16 to 20 kHz, 12/24/48 dB/Octave Linkwitz-Riley |
| EQ | 8-Band Parametric EQ per Channel |
| Limiting | Yes |
| I/O | 2 x Block 6-Pin Balanced Line Input 2 x Barrier Strip 4-Pin Speaker Output |
| Digital I/O | 1 x RJ45 Ethernet Input/Output (Control) |
| USB | None |
| AC Input Power | Universal: 100 to 240 VAC, 50 / 60 Hz |
| AC Power Connector | 1 x IEC 15 A / NEMA 5-15 |
| Current Consumption | 120 VAC: 1.8 to 2.6 A (1/8 Power) 3.5 to 5 A (1/3 Power) 230 VAC: 1 to 1.4 A (1/8 Power) 1.8 to 2.8 A (1/3 Power) |
| Power Consumption | 120 VAC: 127 to 160 W (1/8 Power) 166 to 239 W (1/3 Power) 230 VAC: 141 to 173 W (1/8 Power) 180 to 239 W (1/3 Power) |
| Display & Indicators | Front Panel: 1 x Multi-Color Graphic LCD |
| Rackmount Size | 2 RU |
| Cooling | Fan (Variable Speed) |
| Thermal Dissipation | 814 BTU/hr (Maximum) |
| Dimensions | 19.0 x 3.5 x 12.2″ / 48.3 x 8.9 x 31.1 cm |
| Weight | 16.1 lb / 7.3 kg |
| Package Weight | 20.05 lb |
| Box Dimensions (LxWxH) | 22 x 18.9 x 7.8″ |
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